<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
    <link rel="stylesheet" href="../../public/css/monokai_sublime.min.css">
    <link rel="stylesheet" href="../../public/css/heightlength.css">
    <link rel="stylesheet" href="../../public/css/mxjs.css">
    <link rel="stylesheet" href="../../public/css/prism.css">
    <script src="../../public/js/jquery.js"></script>
    <script src="../../public/js/highlight.min.js"></script>
    <script src="../../public/js/prism.js"></script>
    <script src="../../public/js/clipboard.min.js"></script>

</head>
<body>
<button>点击</button>
<div class="container">
    <div class="jsbg">
        <div class="col-lg-12 mxlength">
            <div class="mx-1">
                <h2>判断对象是否为空</h2>
                <code>
                    //截取之前

                    //之后

                </code>
            </div>
        </div>
        <div class="col-lg-12  ">
      <pre class="mScroll">
        <code class="lang-javascript">
               function getCaption(obj){
                    var index=obj.lastIndexOf("\-");
                    obj=obj.substring(index+1,obj.length);
                    //  console.log(obj);
                    return obj;
                    }
                    var str="字符串截取（某个指定字符之前后）-zhangchenxiao";
                    getCaption(str);

    function getCaption(obj){
                    var index=obj.lastIndexOf("\-");
                    obj=obj.substring(0,index);
                    //  console.log(obj);
                    return obj;
                    }
                    var str="字符串截取（某个指定字符之前后）-zhangchenxiao";
                    getCaption(str);
		</code>
    </pre>
        </div>
    </div>
</div>
<script>
    function getCaption(obj){
        var index=obj.lastIndexOf("\-");
        obj=obj.substring(index+1,obj.length);
        return obj;
    }
    var str="字符串截取（某个指定字符之前后）-zhangchenxiao";
    console.log(getCaption(str));
    window.onload = function () {
        var clipboard = new Clipboard('.toolbar-item');
        clipboard.on('success', function (e) {
            console.log(e.text);
        });
        clipboard.on('error', function (e) {
            console.log(e);
        });
        $(".toolbar-item").html("<span>复制</span>")
    }
</script>
</body>
</html>
